Claims based on traditional homeopathic practice, not accepted medical evidence. Not FDA evaluated.
Osmium Metallicum is a homeopathic remedy for dry cough, spasmodic cough, acute laryngitis; cough and expectoration of tough, stringy mucus. Convulsive cough. Noisy, dry, hard, cough, in violent short bursts, coming from low down, shaking the whole body. Talking causes pain in larynx. Hoarse; pain in larynx; sore sternum. Twitching of fingers, with spasmodic cough. Sore throat. Modalities:: WORSE from coughing; talking; touch; riding in evening. Cough worse until midnight. Open air aggravates cough and coryza. BETTER open air which helps the smarting in eyes. SOURCE: Robin Murphy Lotus Materia Medica